Diagnostics and troubleshooting
Leuze electronic
IPS 208i
58
12
Diagnostics and troubleshooting
Error signaling via LED
Tab. 12.1:
Meaning of the LED indicators
Error
Possible error cause
Measures
PWR LED
Off
• No operating voltage connected to
the device
• Hardware error
• Check operating voltage
• Contact Leuze electronic customer service
(see chapter 13 "Service and support")
Red, continuous
light
Device error/parameter enable
Contact Leuze electronic customer service
(see chapter 13 "Service and support")
Red, flashing
Warning set
Temporary operating fault
Query diagnostic data and carry out the result-
ing measures
NET LED
Off
No operating voltage connected to the
device
• Check operating voltage
• Contact Leuze electronic customer service
(see chapter 13 "Service and support")
Red, continuous
light
Network error
No communication established to the
IO controller
Check interface
Red, flashing
No communication
Parameterization or configuration
failed
Check interface